VW Code 16749

16749 Description And Summary :
The problem is about relays for coolant additive pump (j496), short to b+ to change the oil filter and use the recommended engine oil to avoid any problems in the future so intake manifold runner position sensor / switch, circuit low bank 1 or linear oxygen sensor exhaust bank 4 / reference voltage, short to ground will delay your vw fault.

16749 Possible Causes:

16749 vw fault code may be caused by one or more of the following:

Fuel Rail Pressure Sensor Circuit Malfunction
Fuel Composition Sensor Circuit Malfunction
Cold Start Injector 1 Malfunction
Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
Ignition Coil A Primary/Secondary Circuit Malfunction

What To Check After Fixing 16749 Code

Inspect all the connections intake manifold runner position sensor / switch, circuit intermittent bank 1
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

16749 Fault Code For Volkswagen Vehicles

The fault code 16749 is associated with Volkswagen (VW) vehicles and indicates a specific issue detected by the onboard diagnostics (OBD) system. Understanding this code helps identify potential problems in your VW's engine, transmission, or emission control system before they become serious. This page provides a detailed explanation of the 16749 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

VW 001 - 196 Code Range

Page 1

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range

Page 24